RY-N
Special Parts
Mechanical Process
Standard Textile Machine
Ceramic
Nano Machining
CNC
Processing with Material Supplied
ISO9001: 2000
Customized
New
1600c
180-220t
Rectangular, Boat, Cylindrical
Alumina Parts
Machine Alumina Ceramic Part
60-99.7% Alumina Ceramic
Alumina Ceramics Part
RY
Carton
According to customer request
China
6909190000
Product Description
TIG welding ceramic nozzles for tig welding torches
| Item | Unit | Steatite ceramic | 95 Al2O3 | 96 Al2O3 | |
| Physical Characteristics | Bulk density | g/cm3 | 2.7 | 3.6 | 3.6 |
| Water absorption | % | 0 | 0 | 0 | |
| Mpa | 145 | 320 | 340 | ||
| Mechanical Characteristics | Flexural strength | ||||
| Hardness Vickers | Gpa | 5.7 | 12.2 | 13.5 | |
| Elastic modulus | Gpa | 120 | 280 | 320 | |
| Poisson's ratio | - | 0.21 | 0.22 | 0.23 | |
| Thermal Characteristics | Linear expansion coefficient | (20-5000C) 10-6/0C | 7.9 | 7.1 | 7.2 |
| Thermal conductivity | w/(m.k) | 2.5 | 16 | 24 | |
| Specific Heat | *10-3J/(kg*K) | 0.75 | 0.78 | 0.78 | |
| Electrical Characteristics | Dielectric constant(1MHZ) | - | 6.2 | 9 | 9.4 |
| Dielectric loss angle | *10-4 | 18 | 15 | 5 | |
| Dielectric strength | *106V/m | 18 | 12 | 15 |
